... acoustical fiberboard 吸声纤维板 acoustical insulation 隔声 acoustical lining 吸音隔板 ...
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Since glass is the weakness of building insulation, it is urgent to evaluate acoustical glazing systematically and find new test methods to accelerate application and manufacture of acoustical glass.
玻璃一直是建筑隔声的薄弱环节，对建筑玻璃隔声性能进行系统评价，并寻求新的隔声测量手段将有利于隔声玻璃的应用与开发。
Sound absorption and insulation is the acoustical characteristic of material. Measurement of sound absorption and insulation has an important significance in noise control and acoustical design.
吸声与隔声是材料的声学特性，吸声与隔声测量对噪声控制与声学设计具有重要意义。
Music classrooms need to satisfy acoustical requirements of sound insulation and sound absorption.
音乐教室要同时满足隔音和吸音的声学要求。
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